Windows operating system

  • Windows 10
  • Windows Server 2012 R2 or higher
  • IIS web server version 10 or higher
  • .NET Framework 4.7.2 or higher

User rights on Windows

  • The rights of an administrator are required to install the applications.

Azure Relay

If you want to use the Azure Relay functionality of Microsoft Azure, you need at least the standard tier.

SAP system(s)

  • SAP R/3 Version 4.0B and higher versions or SAP ECC.
  • SAP S/4 HANA
  • SAP BW Version 3.1 and higher.

SAP user


If you want to use the transaction recorder feature, a SAP GUI installation is needed on the server. All common SAP GUI versions are supported.

Network Settings

The following ports have to be opened depending on the SAP system, where nn is the instance number of the SAP system (e.g. 00 or 99).

  • SAP Application Server: Port 33nn
  • SAP Message Server (Load Balancing): Port 36nn
  • Secure Communication Network (SCN): Port 48nn
  • SAP Router: Port 3399

It is recommended to install ECS Core on a computer without any other Theobald Software components. Although this is possible, it makes error analysis and troubleshooting more difficult.